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When was Stata first released? When were later versions released?

Title   History of Stata
Author William W. Gould, StataCorp
Nicholas J. Cox, Durham University

Stata 1.0 was officially released in January 1985. Subsequent releases are shown below.

For a more detailed history of Stata, check out Thirty Years with Stata: A Retrospective (published July 2015).

VersionRelease date
18.0 April 2023
17.0 April 2021
16.1 February 2020 (free downloadable update)
16.0 June 2019
15.1 November 2017 (free downloadable update)
15.0 June 2017
14.2 September 2016 (free downloadable update)
14.1 October 2015 (free downloadable update)
14.0 April 2015  
13.1 October 2013 (free downloadable update)
13.0 June 2013  
12.1 January 2012 (free downloadable update)
12.0 July 2011  
11.2 March 2011 (free downloadable update)
11.1 June 2010 (free downloadable update)
11.0 July 2009
10.1 August 2008 (free downloadable update)
10.0 June 2007
9.2 April 2006 (free downloadable update)
9.1 September 2005 (free downloadable update)
9.0 April 2005
8.2 October 2003 (free downloadable update)
8.1 July 2003 (free downloadable update)
8.0 January 2003
7.0 December 2000
6.0 January 1999
5.0 September 1996
4.0 January 1995
3.1 August 1993
3.0 March 1992
2.1 August 1990
2.05 April 1989
2.0 June 1988
1.5 February 1987
1.4 May 1986
1.3 August 1985
1.2 May 1985
1.1 February 1985
1.0 January 1985

A more detailed account of the history of Stata will be found in Stata Journal, volume 5, number 1 (2005). This special issue includes a capsule account by Nicholas J. Cox with detailed tables of events, key persons, users’ meetings, etc.; the transcript of an interview of William Gould by H. Joseph Newton; and recollections of several Stata users especially active in the early years.

See http://www.stata-journal.com for more information on the journal and http://www.stata-journal.com/sj5-1.html for more details on that issue.